CN106320679B - Ultra-large type boundling polygon coal bunker group Multifunctional partition is from construction platform and construction method - Google Patents

Ultra-large type boundling polygon coal bunker group Multifunctional partition is from construction platform and construction method Download PDF

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Publication number
CN106320679B
CN106320679B CN201610953479.XA CN201610953479A CN106320679B CN 106320679 B CN106320679 B CN 106320679B CN 201610953479 A CN201610953479 A CN 201610953479A CN 106320679 B CN106320679 B CN 106320679B
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China
Prior art keywords
steel
vierendeel girder
bar
reinforcing bar
coal bunker
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CN201610953479.XA
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Chinese (zh)
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CN106320679A (en
Inventor
杨基好
左鹏
左一鹏
杨炜林
孟冲
欧阳光辉
李永
吕彦平
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FOURTH ENGINEERING Co Ltd OF CHINA RAIWAY TENTH GROUP
China Railway No 10 Engineering Group Co Ltd
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FOURTH ENGINEERING Co Ltd OF CHINA RAIWAY TENTH GROUP
China Railway No 10 Engineering Group Co Ltd
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Publication of CN106320679A publication Critical patent/CN106320679A/en
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    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04GSCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G3/00Scaffolds essentially supported by building constructions, e.g. adjustable in height
    • E04G3/24Scaffolds essentially supported by building constructions, e.g. adjustable in height specially adapted for particular parts of buildings or for buildings of particular shape, e.g. chimney stacks or pylons
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04GSCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G3/00Scaffolds essentially supported by building constructions, e.g. adjustable in height
    • E04G3/24Scaffolds essentially supported by building constructions, e.g. adjustable in height specially adapted for particular parts of buildings or for buildings of particular shape, e.g. chimney stacks or pylons
    • E04G3/243Scaffolds essentially supported by building constructions, e.g. adjustable in height specially adapted for particular parts of buildings or for buildings of particular shape, e.g. chimney stacks or pylons following the outside contour of a building

Abstract

The invention discloses a kind of ultra-large type boundling polygon coal bunker group's Multifunctional partition from construction platform.Ultra-large type boundling polygon coal bunker group's Multifunctional partition is from construction platform,Including several I-steel being evenly arranged along the frame distance between girders of polygon coal bunker,The I-steel passes through the Vierendeel girder,One end is located at the inside of the Vierendeel girder,Its other end is located at the outside of the Vierendeel girder,The I-steel fixation is embedded in the Vierendeel girder,Surface is welded as a whole using reinforcing bar on it between the I-steel,The end of the every I-steel on the inside of the Vierendeel girder is equipped at least two circular holes,By to drawing reinforcing bar and positive silk to drawing and forming bar-mat reinforcement in the intermediate region of Vierendeel girder between I-steel on the inside of the Vierendeel girder,The every both ends to drawing reinforcing bar connect one end of positive silk described in one respectively,The other end of the positive silk is connected with the circular hole of corresponding I-steel end,The bar-mat reinforcement top completely spreads steel plate and fixation.

Description

Ultra-large type boundling polygon coal bunker group Multifunctional partition is from construction platform and construction method
Technical field
The present invention relates to a kind of isolation construction platforms, and in particular to a kind of superstructure is isolated working with substructure Construction platform is isolated.The invention further relates to the construction methods of above-mentioned isolation construction platform.
Background technology
Rectangular coal bunker engineering is domestic first honeycomb type coal bunker, and using reinforced concrete structure, long 210.35m is wide 60.45m, high 45m, warehouse are made of 48 hexagon coal bunkers, and 48 honeycomb storehouses are respectively by three groups of (every group of 16 honeycomb storehouses) groups Into each honeycomb storehouse is warehouse stalk structure in more than 20.6m, and below 20.6m is steel scuttle.Head section steel coal hoppers have lifted Bi Hou to make the construction of stalk section is synchronous with steel coal hopper assembly under storehouse to carry out, needs the setting isolation construction platform at 20.6m.
At present, for tall and big silo structure generally using continuous brackets or using large-scale steel structure set isolation platform into Row construction.Setting up Full space support construction, there are many problems in the process:First, number of holders is big, sets up inconvenience, stability compared with Difference, at the same increase human and material resources, financial resources input;Second is that scaffolding height is higher, safety coefficient reduces, and it is slow to set up speed, applies The work period is long;Third, substructure can not construct simultaneously, integral construction progress is influenced, construction period can not be met.And it uses big There is also some drawbacks for shaped steel structure setting isolation platform:First, increase material input, and large-scale steel isolation takes to tear open and is both needed to high ton Position crane cooperation, increase human and material resources, financial resources input;Tear that speed is slow, and safe pressure is big open second is that taking, long construction period.
Invention content
It in view of the above defects of the prior art, can be effective the present invention provides a kind of new isolation construction platform Solve in full framing and large-scale steel isolation construction safety coefficient is low, personnel, goods and materials input are big, superstructure and lower junction Structure can not construct simultaneously, progress cannot be guaranteed and it is of high cost the problem of.
The present invention is achieved by the following technical solution:A kind of ultra-large type boundling polygon coal bunker group Multifunctional partition from Construction platform, it is characterized in that:Including several I-steel being evenly arranged along the frame distance between girders of polygon coal bunker, the I-shaped Steel passes through the Vierendeel girder, and one end is located at the inside of the Vierendeel girder, and the other end is located at the outside of the Vierendeel girder, described I-steel fixation be embedded in the Vierendeel girder, between the I-steel on it surface using reinforcing bar be welded as one it is whole Body, the end of the every I-steel on the inside of the Vierendeel girder are equipped at least two circular holes, the I-shaped on the inside of the Vierendeel girder By the way that drawing reinforcing bar and positive silk, to drawing and bar-mat reinforcement being formed in the intermediate region of Vierendeel girder, every to the two of drawing reinforcing bar between steel End connects one end of positive silk described in one respectively, and the other end of the positive silk connects with the circular hole of corresponding I-steel end It connects, the bar-mat reinforcement top completely spreads steel plate and fixation.
In the present invention, the region on the inside of Vierendeel girder, by setting positive silk between I-steel and to drawing reinforcing bar to drawing Laying reticulates, and forms bar-mat reinforcement, and upper berth steel plate forms isolation.I-steel is also can serve as superstructure scaffold support, in work Stent is set up on word steel top can carry out Superstructure Construction, and I-steel lower space can be carried out at the same time substructure construction.
To ensure structural strength, further embodiment is that the end of the every I-steel on the inside of the Vierendeel girder is set There are three circular hole, the end of the every I-steel has three to reinforcing bar is drawn to be connected thereto.
To ensure that platform has good buffering soundproof effect, further, on the steel plate top on the bar-mat reinforcement top also The lumps of wood is arranged at intervals with, completely spread on the lumps of wood top and is fixed with bamboo slab rubber.
For ease of being limited to superstructure stent, the upper surface of the I-steel is fixed with vertically arranged limiting Reinforcing bar.Limit steel bar can be as the limiting device of superstructure stent.
It is ring-type to the both ends for drawing reinforcing bar for ease of construction, is connected to reinforcing bar is drawn to be hooked with the positive silk.
The construction method of the ultra-large type boundling polygon coal bunker group Multifunctional partition from construction platform, uses following step Rapid construction:
(1) by I-steel by design size machine-shaping, and circular hole is drilled out using magnetic drill at one end;
It (2) will be to reinforcing bar be drawn to press design size machine-shaping;
(3) when Vierendeel girder joint bar is bound, surveying and locating goes out I-steel specific location on beam, pre-buried slotting in I-steel position Muscle, and prevent joint bar from conflicting with I-steel position;
(4) after Vierendeel girder pours, I-steel is laid with by setting-out position, by I-steel and pre- doweling firm welding;
(5) surface is welded as a whole using reinforcing bar on it between the I-steel;
(6) using to drawing reinforcing bar and positive silk between the I-steel on the inside of the Vierendeel girder to being pulled in the centre of Vierendeel girder Region formed bar-mat reinforcement, and pass through screw positive silk make to draw reinforcing bar uniform stressed;
(7) steel plate is completely spread on the bar-mat reinforcement, and by Interal fixation, construction platform is isolated in formation.
Further, it is 14 reinforcing bars of φ that described pair, which is drawn reinforcing bar,.
To ensure that platform has good buffering soundproof effect, further, between the steel plate top on the bar-mat reinforcement top Every the setting lumps of wood, bamboo slab rubber is completely spread, and bamboo slab rubber and the lumps of wood are nailed together on the lumps of wood top.
The beneficial effects of the invention are as follows:Construction platform is isolated using I-steel, positive silk, reinforcing bar, steel plate composition in the present invention, Intensity is high, and stability is good, and simple structure is easy for construction, can not only meet tall and big silo structure construction needs, and can save The costs such as a large amount of human and material resources are saved, and the isolation platform formed can make superstructure construct simultaneously with substructure, energy Enough shorten the construction period, ensure construction speed, and construction safety coefficient is high, can effectively replace full framing of the present invention or common big The isolation of shaped steel structure is set up, and improves construction speed and construction safety coefficient.Simple structure of the present invention, principle are understandable, convenient material drawing, It is of low cost, there is higher practicability.
Description of the drawings
Fig. 1 is the vertical view of the isolation construction platform in the specific embodiment of the invention;
Fig. 2 is the front view of the isolation construction platform in the specific embodiment of the invention;
Fig. 3 is the close-up schematic view of Fig. 2 right half parts
Fig. 4 is the structure diagram of the I-steel in Fig. 2;
Fig. 5 is the structure diagram to drawing reinforcing bar in Fig. 2;
Fig. 6 is the reinforcing schematic diagram between I-steel and Vierendeel girder in the specific embodiment of the invention;
Fig. 7 is the connection diagram between I-steel and I-steel in the specific embodiment of the invention;
In figure, 1, reinforcing bar, 2, I-steel, 3, Vierendeel girder, 4, to drawing reinforcing bar, 5, stalk, 6, steel plate, 7, bamboo slab rubber, 8, side Wood, 9, positive silk, 10, limit steel bar, 11, circular hole, 12, pre- doweling, 13, stalk main reinforcement.
Specific embodiment
Below by non-limiting embodiment and with reference to attached drawing, the present invention is further illustrated:
In the present embodiment rectangular coal bunker engineering be honeycomb type coal bunker, reinforced concrete structure, long 210.35m, wide 60.45m, High 45m.Warehouse is made of 48 hexagon coal bunkers, and 48 honeycomb storehouses are made of respectively three groups (every group of 16 honeycomb storehouses), per side It is 9.3 meters long.Each honeycomb storehouse is warehouse stalk structure in more than 20.6m, and below 20.6m is steel scuttle.Head section steel coal hoppers After rigging out, to make the construction of stalk section is synchronous with steel coal hopper assembly under storehouse to carry out, isolation construction need to be set flat at 20.6m Platform.
As shown in drawings, a kind of ultra-large type boundling polygon coal bunker group Multifunctional partition is from construction platform, including along polygon The Vierendeel girder 3 of shape coal bunker is spaced several I-steel 2 being evenly arranged, and the I-steel 2 passes through the Vierendeel girder 3, one end Positioned at the inside of the Vierendeel girder 3, the other end is located at the outside of the Vierendeel girder 3, and the fixation of I-steel 2 is embedded in described In Vierendeel girder 3, surface is welded as a whole using reinforcing bar 1 on it between the I-steel 2, positioned at the Vierendeel girder The end of the every I-steel 2 of 3 insides is equipped at least two circular holes 11, passes through between the I-steel 2 of 3 inside of Vierendeel girder To drawing the 9 pairs of drawings of reinforcing bar 4 and positive silk, bar-mat reinforcement is formed in the intermediate region of Vierendeel girder 3, the every both ends to drawing reinforcing bar 4 are distinguished It is connect with one end of a positive silk 9, the other end of positive silk 9 is connected with the circular hole 11 of corresponding 2 end of I-steel, the steel The online portion of muscle completely spreads steel plate 6, equal firm welding between steel plate and steel plate and between steel plate and I-steel.
In the present embodiment, it is all provided with that there are three circular hole 11, every works positioned at the end of the every I-steel 2 of the inside of Vierendeel girder 3 The end of word steel 2 has three to reinforcing bar 4 is drawn to be connected thereto, so as to form the bar-mat reinforcement of uniform force, stabilization.To ensure that platform has Good buffering soundproof effect is also arranged at intervals with the lumps of wood 8, on the lumps of wood 8 on 6 top of steel plate on the bar-mat reinforcement top Portion completely spreads bamboo slab rubber 7, and bamboo slab rubber 7 is fixed together with the lumps of wood 8.For ease of construction, ring-type is designed as to the both ends for drawing reinforcing bar 4, It is connected to reinforcing bar 4 is drawn to be hooked with the positive silk 9.For ease of being limited to superstructure stent, the upper table of the I-steel 2 Face is also fixed with more vertically arranged limit steel bars 10.
In the present invention, the positive silk 9 is the prior art, and one end is positive silk, and one end is anti-silk, for fixing and adjusting Save position.
In the present embodiment, model 25a that I-steel 2 uses, the spacing between I-steel is 150cm;To draw reinforcing bar 4 and Connect the reinforcing bar model φ 14 of I-steel 2.
Above-mentioned ultra-large type boundling polygon coal bunker group Multifunctional partition is constructed from construction platform using following steps:
(1) by I-steel 2 by design size machine-shaping, I-steel processes a length of 6m, and upper surface is welded according to design size The limit steel bar 10 of 4 root long 100mm, diameter 32mm are connect, and 3 diameter 30mm are bored in one end end of I-steel 2 magnetic drill Circular hole 11, it is desirable that bore edges away from I-steel end be more than 30mm;
(2) it will be welded circlewise to drawing reinforcing bar 4 by practical I-steel spacing machine-shaping, and to the both ends of drawing reinforcing bar 4, Weld length cannot be less than 5d (welding by both sides) or 10d (single welding);
(3) when 3 joint bar of Vierendeel girder is bound, surveying and locating goes out 2 specific location of I-steel on beam, pre-buried in I-steel position Joint bar 12, and prevent joint bar from conflicting with I-steel position;
(4) after Vierendeel girder 3 pours, I-steel 2 is laid with by setting-out position, I-steel 2 and pre- doweling 12 is (non-straight Wall main reinforcement) firm welding;
(5) surface is welded as a whole using diameter 14mm reinforcing bars 1 on it between I-steel 2, bar spacing 30cm;
(6) using to drawing reinforcing bar 4 and positive silk 9 between the I-steel 2 of 3 inside of Vierendeel girder to drawing and in Vierendeel girder 3 Intermediate region formed bar-mat reinforcement, and pass through screw positive silk 9 make to draw 4 uniform stressed of reinforcing bar;
(7) steel plate 6 of 2mm thickness is laid on the bar-mat reinforcement, by four circumferentially intermediate layings, between steel plate and steel plate, steel It is welded between plate and I-steel, entire isolation platform steel plate is paved with, is closely connected, not staying dead angle;
To ensure that platform has good buffering soundproof effect, can the 5cm*10cm lumps of wood 8 further be placed on 6 top of steel plate, Spacing 1m, then completely spread 15mm bamboo slab rubbers 7 from the lumps of wood 8 and form entirety with lumps of wood stickfast, play buffering deadening.
Other parts in the present embodiment are using known technology, and details are not described herein.

Claims (8)

1. a kind of ultra-large type boundling polygon coal bunker group's Multifunctional partition is from construction platform, it is characterized in that:Including along polygon coal bunker Several I-steel (2) being evenly arranged of Vierendeel girder (3) interval, the I-steel (2) is across the Vierendeel girder (3), one Positioned at the inside of the Vierendeel girder (3), the other end is located at the outside of the Vierendeel girder (3) at end, and I-steel (2) fixation is buried It is located in the Vierendeel girder (3), surface is welded as a whole using reinforcing bar on it between the I-steel (2), position The end of every I-steel (2) on the inside of the Vierendeel girder (3) is equipped at least two circular holes (11), the Vierendeel girder (3) By to drawing reinforcing bar (4) and positive silk (9) to drawing and being formed in the intermediate region of Vierendeel girder (3) between the I-steel (2) of inside Bar-mat reinforcement, the every both ends to drawing reinforcing bar (4) connect one end of positive silk (9) described in one respectively, the positive silk (9) it is another One end is connected with the circular hole (11) of corresponding I-steel (2) end, and the bar-mat reinforcement top completely spreads steel plate and fixation.
2. ultra-large type boundling polygon coal bunker group's Multifunctional partition according to claim 1 is from construction platform, it is characterized in that:Position The end of every I-steel (2) on the inside of the Vierendeel girder (3) is set there are three circular hole (11), every I-steel (2) End has three to reinforcing bar (4) is drawn to be connected thereto.
3. ultra-large type boundling polygon coal bunker group Multifunctional partition according to claim 1 or 2 is from construction platform, feature It is:The lumps of wood is also arranged at intervals on the steel plate top on the bar-mat reinforcement top, completely spread on the lumps of wood top and is fixed with bamboo glue Plate.
4. ultra-large type boundling polygon coal bunker group Multifunctional partition according to claim 1 or 2 is from construction platform, feature It is:The upper surface of the I-steel (2) is fixed with vertically arranged limit steel bar (10).
5. ultra-large type boundling polygon coal bunker group Multifunctional partition according to claim 1 or 2 is from construction platform, feature It is:It is ring-type to the both ends for drawing reinforcing bar (4), is connected to reinforcing bar (4) is drawn to be hooked with the positive silk (9).
6. a kind of construction party of the ultra-large type boundling polygon coal bunker group Multifunctional partition from construction platform as described in claim 1 Method, it is characterized in that:It is constructed using following steps:
(1) by I-steel (2) by design size machine-shaping, and circular hole (11) is drilled out using magnetic drill at one end;
It (2) will be to drawing reinforcing bar (4) by design size machine-shaping;
(3) when Vierendeel girder (3) joint bar is bound, surveying and locating goes out I-steel (2) specific location on beam, pre-buried in I-steel position Joint bar, and prevent joint bar from conflicting with I-steel position;
(4) after Vierendeel girder (3) pours, I-steel (2) is laid with by setting-out position, I-steel (2) and pre- doweling are welded Securely;
(5) surface is welded as a whole using reinforcing bar on it between the I-steel (2);
(6) using to drawing between I-steel (2) on the inside of the Vierendeel girder (3) of reinforcing bar (4) and positive silk (9) to drawing and in frame Set a roof beam in place (3) intermediate region formed bar-mat reinforcement, and pass through screw positive silk (9) make to draw reinforcing bar (4) uniform stressed;
(7) steel plate is completely spread on the bar-mat reinforcement, and by Interal fixation, construction platform is isolated in formation.
7. construction method of the ultra-large type boundling polygon coal bunker group Multifunctional partition from construction platform according to claim 6, It is characterized in that:It is 14 reinforcing bars of φ that described pair, which is drawn reinforcing bar (4),.
8. construction method of the ultra-large type boundling polygon coal bunker group Multifunctional partition from construction platform according to claim 6, It is characterized in that:The lumps of wood is arranged at intervals on the steel plate top on the bar-mat reinforcement top, bamboo slab rubber is completely spread on the lumps of wood top, and will Bamboo slab rubber is nailed together with the lumps of wood.
CN201610953479.XA 2016-11-03 2016-11-03 Ultra-large type boundling polygon coal bunker group Multifunctional partition is from construction platform and construction method Active CN106320679B (en)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4090463B2 (en) * 2004-10-27 2008-05-28 株式会社村山土建 Steel tower assembly method and scaffold for assembly
CN201224993Y (en) * 2007-11-27 2009-04-22 吴杰 Elevating rack body for chimney and well path inner wall constructions
CN201778524U (en) * 2010-06-03 2011-03-30 江苏省电力设计院 Large-sized sectional combined coal hopper
CN103993730B (en) * 2014-06-05 2016-04-20 山东电力建设第一工程公司 Steel coal hopper abutting joint constructing operation platform
CN205116854U (en) * 2015-10-10 2016-03-30 山东电力建设第一工程公司 Coal scuttle is portable platform for aggregate erection
CN206128598U (en) * 2016-11-03 2017-04-26 中铁十局集团有限公司 Multi -functional isolation construction platform of extra -large -size polygon coal bunker crowd tied in a bundle

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